1.9K views · 816 reactions | In 1977, astronomers detected a...
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1.9K views · 816 reactions | In 1977, astronomers detected a...
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The mysterious Wow! signal from outer space (1977)
The mysterious Wow! signal from outer space (1977)
1 month ago
MSNHouse of History
Back in 1977, a mysterious signal reached Earth — lasting only seventy-two seconds. Detected by Ohio State’s Big Ear Radio Observatory while scanning the constellation Sagittarius, the signal was unlike anything ever heard before. Astronomers called it the Wow! signal. It appeared on the same hydrogen frequency scientists use in the search for extraterrestrial intelligence — 1420 MHz — and has never been detected again. Nearly fifty years later, we still don’t know who, or what, sent it. #space
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Back in 1977, a mysterious signal reached Earth — lasting only seve…
73.8K views3 months ago
FacebookScienceExplained
The wow signal: a 40-year mystery from deep space
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The wow signal: a 40-year mystery from deep space
3 months ago
MSNThomas Mulligan
This baffled scientists for decades—until now. The Wow! Signal, detected in 1977, was one of the most mysterious and powerful radio signals ever recorded. For years, it was thought to be a possible message from aliens. But now, scientists have a new theory: it may have come from a cold hydrogen cloud in our galaxy, suddenly brightened by a flare from a magnetar! Magnetars are neutron stars with magnetic fields a trillion times stronger than Earth's, capable of releasing massive energy. This ener
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